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Deep high pressure will continue to flex its muscle as the new work week begins. Afternoon heat index values of 105 to 115+ will continue into the start of the week. An Excessive Heat Warning is effective until 7pm Monday.

Deep high pressure will continue to flex its muscle as the new work week begins. Afternoon heat index values of 105 to 115+ will continue into the start of the week. An Excessive Heat Warning is effective until 7pm Monday.

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Updated: 6:12 PM CDT Aug 9, 2015

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WEBVTT YOUTH BOATING EDUCATION. NOKIA EXACTCAST. THE STORY WE HAVE -- NOW TO YOUR EXACTCAST. THE STORY WE HAVE BEEN TALKING ABOUT, THE HEAT. KWEILYN: THE VIEWERS SAY, THEY HAVE THE FAN ON, DAISY, AND IT IS STILL NOT ENOUGH. ONE THING THAT DOES HELP IS A QUICK ISOLATED STORMS. SOME OF THOSE ARE STRONG. TWO CLUSTERS. ONE ON THE NORTH SHORE AND ONE OF THE SOUTH SHORE AROUND BERNARD HARRIS. -- ST. BERNARD PARISH. THAT IS WHERE WE HAD ONE OF THE STRONGER STORES. IT WORKS SOUTHWEST, 13 MILES PER HOUR. HEADED RIGHT TOWARDS PORT SULFUR. OVER TWO INCHES OF RAIN POSSIBLE WITH THESE STORMS AS THEY MOVE SOUTH. HAIL THE SIZE OF A QUARTER POSSIBLE. NO REPORTS AT THIS TIME. WE WILL KEEP AN EYE ON THAT. TELL 39 AND L.A. 23 LIKELY TO BE IMPACTED. TO THE NORTH SHORE, OVER PONCHATOULA, A NICE THUNDERSTORM, OVER 100 STRIKES OF LIGHTNING IN THE LAST TWO MINUTES. OTHERWISE, QUIET CONDITIONS EXCEPT OVER TOWARDS ALABAMA AND THE FLORIDA PANHANDLE. FORECAST MODEL PICKING UP ON THAT ISOLATED ACTIVITY AT THIS TIME. THAT WILL CONTINUE THROUGH THE EVENING. MOST OF THAT SHOULD DISSIPATE BY SUNSET. MAINLY DRY CONDITIONS OVERNIGHT. ISOLATED STORMS POSSIBLE THROUGHOUT THE MORNING AND AFTERNOON. 30% CHANCE ON MONDAY. AS FAR AS OUR FOCUS FOR THIS WEEK, THAT HE'D CONTINUES. ISOLATED SEVERE STORM POTENTIAL CONTINUES MONDAY AND TUESDAY. A COLD FRONT MIDWEEK WILL NOT COOLEST DOWN, BUT IT WILL DROP HUMIDITY. WE HAVE THE EXCESSIVE HEAT WARNING UNTIL 7:00 MONDAY. AFTERNOON HEAT INDEX VALUES MONDAY, 105-115 PLUS. WE ARE AT 96 NOW. THE RECORD IS 97. THE HIGH-END HAMMOND, 102. 96 AT THE AIRPORT. FOR THE EVENING, THE TEMPERATURES WILL FALL OUT OF THE 90'S. MAINLY UPPER 70'S AND LOW 80'S. EACH INDEX VALUES, 108-115 PRIMARILY AT THIS HOUR. TEMPERATURES AROUND 80 DEGREES INTO SUNSET MONDAY. A STATIONARY BOUNDARY TO THE NORTH. THE ONE TO FOCUS ON IS IN THE CENTRAL U.S. THAT WILL BECOME A COLD FRONT. IT WILL NOT REACH US QUITE YET. WE START A 30% CHANCE OF RAIN AHEAD OF THAT. . TUESDAY, STILL NORTH OF THE AREA. WEDNESDAY, IT WILL DROP TO THE SOUTH. RAIN CHANCES AHEAD OF THE FRONT. BEHIND THE FRONT, STILL HOT, BUT NOT AS HUMID. NO DEVELOPMENT EXPECTED IN THE TROPICS IN THE NEXT FIVE DAYS. TONIGHT, 78-83 DEGREES. MOST OF US CLOSER TO 80 DEGREES. MONDAY, 92-102. THE EXCESSIVE HEAT WARNING CONTINUES INTO MONDAY. LOW TO MID 90'S FOR THE NEXT WEEK. WEDNESDAY, THE FRONT PASSES THROUGH AND WE GOT A LITTLE RELIEF, BUT JUST A LITTLE.

Deep high pressure will continue to flex its muscle as the new work week begins. Afternoon heat index values of 105 to 115+ will continue into the start of the week. An Excessive Heat Warning is effective until 7pm Monday.